Color

#667d59

#667d59
hex#667d59
rgbrgb(102, 125, 89)
hslhsl(98, 17%, 42%)
oklchoklch(0.561 0.06 134.5)
Closest name: Clouded Pine (#628468)Relative luminance 0.1821

Colors that go with #667d59

Charcoal, Medium Purple and Burlywood lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #667d59

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#70597d

#787d59 · #597d5e

#59667d · #7d5966

Split-complementary

Open in tool →

#5e597d · #7d5978

#59787d · #70597d · #7d5e59

Contrast

#667d59 as textRatioAAAA largeAAAFix
Aaon white
4.52:1passpassfail
  • AAA: use #4b5c42 as the text (7.22:1)
Aaon black
4.64:1passpassfail
  • AAA: use #849e76 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #667d59 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #667d59
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #667d59 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/667d59-a9bea2-644edf-1f2d20-f0f1e9?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md